Vernon Gibson believes that

a wide range of energy sources, conventional or not, will be necessary in the future.

Vernon Gibson believes that a wide range of energy sources, conventional or not, will be necessary in the future. Alternativa correta letra "E".

Vernon Gibson, chief chemist in question, voices his complaint about NASA scientists belittling the role of bromidic dirty coal power plants. In this regard, Vernon hits back by pointing out coal-generated power is still largely in use as of now and how they are missing the point altogether. Notwithstanding the fact that coal power houses are still much in use today, he does show awareness that new and environmental-friendly means of harnessing nature's energy sources are going to reach an all-tiime critical need soon, and this possibility is alread looming near.